Masumi Shirakawa

2025

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Word-Level Political Sentiments Inferred From Social Media and Application in Recommendation Diversification.
Yihong Zhang|Masumi Shirakawa|Takahiro Hara
ACM Transactions on the Web 2025 Volume 19 Issue 1

2017

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IDF for Word N-grams.
Masumi Shirakawa|Takahiro Hara|Shojiro Nishio
ACM Transactions on Information Systems (TOIS) 2017 Volume 36 Issue 1

2015

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N-gram IDF: A Global Term Weighting Scheme Based on Information Distance.
Masumi Shirakawa|Takahiro Hara|Shojiro Nishio
Proceedings of the 24th International Conference on World Wide Web, WWW 2015, Florence, Italy, May 18-22, 2015

2013

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Probabilistic semantic similarity measurements for noisy short texts using Wikipedia entities.
Masumi Shirakawa|Kotaro Nakayama|Takahiro Hara|Shojiro Nishio
22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013

2010

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Relation Extraction between Related Concepts by Combining Wikipedia and Web Information for Japanese Language.
Masumi Shirakawa|Kotaro Nakayama|Eiji Aramaki|Takahiro Hara|Shojiro Nishio
Information Retrieval Technology - 6th Asia Information Retrieval Societies Conference, AIRS 2010, Taipei, Taiwan, December 1-3, 2010. Proceedings